Asmall construction firm specializes in building and selling single-family homes. the firm offers two basic types of houses, model a and model b. model a houses require 4000 labor hours, 2 tons of stone and 2000 board feet of lumber. model b houses require 1 hours of labor, 3 tons of stone and 2000 board feet of lumber. the firm has currently 4 hours of labor, 150 tons of stone and 2 board feet of lumber. model a yields $1000 profit and model b yields $2000 profit. assume that the firm is able to sell all units it can build. what mix of model a and model b units should the firm construct to maximize the profit?

Kubin company’s relevant range of production is 18,000 to 22,000 units. when it produces and sells 20,000 units, its average costs per unit are as follows: average cost per unit direct materials $ 7.00 direct labor $ 4.00 variable manufacturing overhead $ 1.50 fixed manufacturing overhead $ 5.00 fixed selling expense $ 3.50 fixed administrative expense $ 2.50 sales commissions $ 1.00 variable administrative expense $ 0.50 required: 1. for financial accounting purposes, what is the total amount of product costs incurred to make 20,000 units? 2. for financial accounting purposes, what is the total amount of period costs incurred to sell 20,000 units? 3. for financial accounting purposes, what is the total amount of product costs incurred to make 22,000 units? 4. for financial accounting purposes, what is the total amount of period costs incurred to sell 18,000 units?